.page-blog-security-guide {
  font-family: 'Arial', sans-serif;
  line-height: 1.6;
  color: #333333; /* Default text color for light backgrounds */
  background-color: var(--background-color, #FFFFFF);
}

.page-blog-security-guide__hero-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 10px; /* Small top padding as per instruction */
  padding-bottom: 60px;
  padding-left: 20px;
  padding-right: 20px;
  background: linear-gradient(135deg, #26A9E0, #1a7bbd); /* Using brand color */
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
}

.page-blog-security-guide__hero-image-container {
  width: 100%;
  max-width: 1200px;
  margin-top: 30px;
}

.page-blog-security-guide__hero-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.page-blog-security-guide__hero-content {
  max-width: 800px;
  margin: 0 auto;
  z-index: 1;
}

.page-blog-security-guide__hero-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
  color: #FFFFFF;
}

.page-blog-security-guide__hero-description {
  font-size: 1.25rem;
  margin-bottom: 30px;
  color: #f0f0f0;
}

.page-blog-security-guide__cta-button {
  display: inline-block;
  background-color: #EA7C07; /* Login color for CTA */
  color: #FFFFFF;
  padding: 15px 30px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 600;
  transition: background-color 0.3s ease, transform 0.3s ease;
  border: none;
  cursor: pointer;
  max-width: 100%;
  box-sizing: border-box;
  white-space: normal;
  word-wrap: break-word;
}

.page-blog-security-guide__cta-button:hover {
  background-color: #d46c00;
  transform: translateY(-2px);
}

.page-blog-security-guide__section {
  padding: 80px 20px;
  text-align: center;
  background-color: #FFFFFF; /* Default light background */
  color: #333333; /* Default dark text */
}

.page-blog-security-guide__dark-bg {
  background-color: #26A9E0;
  color: #FFFFFF;
}

.page-blog-security-guide__light-bg {
  background-color: #FFFFFF;
  color: #333333;
}

.page-blog-security-guide__section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 40px;
  color: inherit;
}

.page-blog-security-guide__dark-bg .page-blog-security-guide__section-title {
  color: #FFFFFF;
}

.page-blog-security-guide__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.page-blog-security-guide__container--center {
  max-width: 900px;
}

.page-blog-security-guide__text-block {
  font-size: 1.1rem;
  margin-bottom: 20px;
  line-height: 1.7;
}

.page-blog-security-guide__grid-layout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.page-blog-security-guide__card {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 30px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  text-align: left;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.page-blog-security-guide__card-image {
  width: 100%;
  height: auto;
  max-width: 250px;
  margin-bottom: 20px;
  border-radius: 8px;
  display: block;
}

.page-blog-security-guide__card-title {
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: 15px;
  color: #FFFFFF;
}

.page-blog-security-guide__card-text {
  font-size: 1rem;
  line-height: 1.6;
  color: #f0f0f0;
}

.page-blog-security-guide__feature-list,
.page-blog-security-guide__numbered-list {
  text-align: left;
  max-width: 900px;
  margin: 0 auto 40px auto;
  padding-left: 25px;
}

.page-blog-security-guide__list-item {
  font-size: 1.1rem;
  margin-bottom: 15px;
  line-height: 1.7;
  color: inherit;
}

.page-blog-security-guide__dark-bg .page-blog-security-guide__list-item {
  color: #f0f0f0;
}

.page-blog-security-guide__image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  margin-top: 40px;
}

.page-blog-security-guide__image--center {
  margin-left: auto;
  margin-right: auto;
  max-width: 800px;
}

.page-blog-security-guide__support-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-top: 40px;
  text-align: left;
}

.page-blog-security-guide__support-item {
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 25px;
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.page-blog-security-guide__support-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: #FFFFFF;
}

.page-blog-security-guide__support-text {
  font-size: 1rem;
  line-height: 1.6;
  color: #f0f0f0;
}

.page-blog-security-guide__faq-section {
  background-color: #f8f9fa;
  color: #333333;
}

.page-blog-security-guide__faq-list {
  max-width: 800px;
  margin: 40px auto 0 auto;
  text-align: left;
}

.page-blog-security-guide__faq-item {
  background-color: #FFFFFF;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  margin-bottom: 15px;
  overflow: hidden;
}

.page-blog-security-guide__faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 25px;
  font-size: 1.15rem;
  font-weight: 600;
  color: #333333;
  cursor: pointer;
  background-color: #f5f5f5;
  transition: background-color 0.3s ease;
  list-style: none;
}

.page-blog-security-guide__faq-question::-webkit-details-marker {
  display: none;
}

.page-blog-security-guide__faq-question:hover {
  background-color: #e9ecef;
}

.page-blog-security-guide__faq-item[open] > .page-blog-security-guide__faq-question {
  background-color: #e9ecef;
}

.page-blog-security-guide__faq-qtext {
  flex-grow: 1;
}

.page-blog-security-guide__faq-toggle {
  font-size: 1.5rem;
  font-weight: bold;
  margin-left: 15px;
  color: #26A9E0;
  pointer-events: none; /* Prevent toggle icon from interfering with summary click */
}

.page-blog-security-guide__faq-answer {
  padding: 15px 25px 20px;
  font-size: 1rem;
  line-height: 1.7;
  color: #555555;
  border-top: 1px solid #e0e0e0;
}

.page-blog-security-guide__conclusion {
  padding-bottom: 80px;
}

/* General image responsive styles */
.page-blog-security-guide img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Responsive styles */
@media (max-width: 1024px) {
  .page-blog-security-guide__hero-title {
    font-size: clamp(2rem, 4.5vw, 3rem);
  }

  .page-blog-security-guide__hero-description {
    font-size: 1.1rem;
  }

  .page-blog-security-guide__section-title {
    font-size: 2rem;
  }

  .page-blog-security-guide__card-title {
    font-size: 1.5rem;
  }

  .page-blog-security-guide__support-title {
    font-size: 1.3rem;
  }

  .page-blog-security-guide__cta-button {
    padding: 12px 25px;
    font-size: 1rem;
  }
}

@media (max-width: 768px) {
  /* HERO 主图区域 */
  .page-blog-security-guide__hero-section {
    padding-top: 10px !important;
    padding-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-blog-security-guide__hero-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
    margin-bottom: 15px;
  }

  .page-blog-security-guide__hero-description {
    font-size: 1rem;
    margin-bottom: 25px;
  }

  /* 通用图片与容器 */
  .page-blog-security-guide img {
    max-width: 100% !important;
    width: 100% !important;
    height: auto !important;
  }
  
  .page-blog-security-guide__container,
  .page-blog-security-guide__section,
  .page-blog-security-guide__card,
  .page-blog-security-guide__support-item,
  .page-blog-security-guide__faq-item {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-blog-security-guide__section {
    padding: 50px 0;
  }

  .page-blog-security-guide__section-title {
    font-size: 1.8rem;
    margin-bottom: 30px;
  }

  .page-blog-security-guide__text-block {
    font-size: 1rem;
  }

  .page-blog-security-guide__grid-layout,
  .page-blog-security-guide__support-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .page-blog-security-guide__card,
  .page-blog-security-guide__support-item {
    padding: 20px;
  }

  .page-blog-security-guide__card-image {
    max-width: 150px;
    margin: 0 auto 15px auto;
  }

  .page-blog-security-guide__card-title {
    font-size: 1.3rem;
    text-align: center;
  }
  
  .page-blog-security-guide__card-text {
    font-size: 0.95rem;
    text-align: center;
  }

  .page-blog-security-guide__support-title {
    font-size: 1.2rem;
  }

  .page-blog-security-guide__feature-list,
  .page-blog-security-guide__numbered-list {
    padding-left: 20px;
    margin-left: 0;
    margin-right: 0;
  }

  .page-blog-security-guide__list-item {
    font-size: 1rem;
  }

  /* 按钮与按钮容器 */
  .page-blog-security-guide__cta-button,
  .page-blog-security-guide__btn-primary,
  .page-blog-security-guide__btn-secondary,
  .page-blog-security-guide a[class*="button"],
  .page-blog-security-guide a[class*="btn"] {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    white-space: normal !important;
    word-wrap: break-word !important;
    padding-left: 15px;
    padding-right: 15px;
    margin-bottom: 10px; /* Add spacing for stacked buttons */
  }
  
  .page-blog-security-guide__cta-buttons,
  .page-blog-security-guide__button-group,
  .page-blog-security-guide__btn-container {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-left: 15px;
    padding-right: 15px;
    flex-direction: column !important; /* Stack buttons vertically */
    gap: 10px; /* Spacing between stacked buttons */
  }

  /* FAQ section */
  .page-blog-security-guide__faq-question {
    font-size: 1rem;
    padding: 15px 20px;
  }

  .page-blog-security-guide__faq-toggle {
    font-size: 1.2rem;
  }

  .page-blog-security-guide__faq-answer {
    font-size: 0.95rem;
    padding: 10px 20px 15px;
  }
}